01 Record
CVE-2017-11120
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 9.12% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 95.0% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-09-27 17:00Z9 YR AGO
- Last updated
- 2024-08-05 17:57Z2 YR AGO
- Reserved
- 2017-07-09
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 41a9684463cd12817852ba98616d953251e02c36f6d8392127d4a8f3186201b7
05 Affected products
VendorProductVersionsPlatforms
06 References
- packetstormsecurity.comhttp://packetstormsecurity.com/files/144328/Broadcom-802.11k-Neighbor-Report-Response-Out-Of-Bounds-Write.html
- www.securityfocus.com100984http://www.securityfocus.com/bid/100984
- source.android.comhttps://source.android.com/security/bulletin/2017-09-01
- lists.apple.comAPPLE-SA-2017-09-25-4https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
- www.exploit-db.com42784https://www.exploit-db.com/exploits/42784/
- lists.apple.comAPPLE-SA-2017-09-25-6https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
- bugs.chromium.orghttps://bugs.chromium.org/p/project-zero/issues/detail?id=1289
- support.apple.comhttps://support.apple.com/en-us/HT208113
- support.apple.comhttps://support.apple.com/en-us/HT208112
- support.apple.comhttps://support.apple.com/HT208113
- support.apple.comhttps://support.apple.com/HT208112